package com.kuang.springcloud.controller;

import com.kuang.springcloud.pojo.Dept;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

import java.util.List;

@RestController
public class DeptConsumerController {

    /**
     * 理解：消费者，不应该有service层,而应该通过url调提供者的控制器
     * RestTemplate .... 源码中为注册到容器中，需要手动注入
     * (地址：url, 实体：Map ,Class<T> responseType)
     * <p>
     * 提供多种便捷访问远程http服务的方法，简单的Restful服务模板~
     */
    @Autowired
    RestTemplate restTemplate;

    //private static final String REST_URL_PREFIX ="http://localhost:8001";
    private static final String REST_URL_PREFIX ="http://SPRINGCLOUD-PROVIDER-DEPT";

    @RequestMapping("/consumer/dept/add")
    public boolean add(Dept dept){
        // postForObject(服务提供方地址(接口),参数实体,返回类型.class)
        return restTemplate.postForObject(REST_URL_PREFIX+"/dept/add",dept,Boolean.class);
    }

    @RequestMapping("/consumer/dept/get/{id}")
    public Dept queryById(@PathVariable("id") Long id){
        // getForObject(服务提供方地址(接口),返回类型.class)
        return  restTemplate.getForObject(REST_URL_PREFIX+"/dept/get/"+id,Dept.class);
    }

    @RequestMapping("/consumer/dept/list")
    public List<Dept> list(){
        return restTemplate.getForObject(REST_URL_PREFIX+"/dept/list",List.class);
    }
}
